206640448

素因数分解:

$2^6\times 7^2\times {\mathrm{131}}^1\times {\mathrm{503}}^1$

素因数の和:660

約数の個数: 84

約数和(自身を含む): 481596192

約数和(自身を除く): 274955744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 131, 196, 224, 262, 392, 448, 503, 524, 784, 917, 1006, 1048, 1568, 1834, 2012, 2096, 3136, 3521, 3668, 4024, 4192, 6419, 7042, 7336, 8048, 8384, 12838, 14084, 14672, 16096, 24647, 25676, 28168, 29344, 32192, 49294, 51352, 56336, 58688, 65893, 98588, 102704, 112672, 131786, 197176, 205408, 225344, 263572, 394352, 410816, 461251, 527144, 788704, 922502, 1054288, 1577408, 1845004, 2108576, 3228757, 3690008, 4217152, 6457514, 7380016, 12915028, 14760032, 25830056, 29520064, 51660112, 103320224, 206640448]

約数ペア:

[(1, 206640448), (2, 103320224), (4, 51660112), (7, 29520064), (8, 25830056), (14, 14760032), (16, 12915028), (28, 7380016), (32, 6457514), (49, 4217152), (56, 3690008), (64, 3228757), (98, 2108576), (112, 1845004), (131, 1577408), (196, 1054288), (224, 922502), (262, 788704), (392, 527144), (448, 461251), (503, 410816), (524, 394352), (784, 263572), (917, 225344), (1006, 205408), (1048, 197176), (1568, 131786), (1834, 112672), (2012, 102704), (2096, 98588), (3136, 65893), (3521, 58688), (3668, 56336), (4024, 51352), (4192, 49294), (6419, 32192), (7042, 29344), (7336, 28168), (8048, 25676), (8384, 24647), (12838, 16096), (14084, 14672)]